Lorwyn

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) When Merrow Harbinger enters the battlefield, you may s...

As an additional cost to cast this spell, return a creature you control to its owner's hand. Counter target spell.

Flash Flying When Faerie Harbinger enters the battlefield, you may search your library for a Faerie card, reveal it, then shuffle your library and ...

Whenever you cast a spell during an opponent's turn, you may have each opponent lose 1 life.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) When Shriekmaw enters the battlefield, destroy target no...

Changeling (This card is every creature type.) {1}{U}: Switch Turtleshell Changeling's power and toughness until end of turn.

Flash When Briarhorn enters the battlefield, target creature gets +3/+3 until end of turn. Evoke {1}{G} (You may cast this spell for its evoke cost...

Flying {B}, {T}: Target Faerie or Elf gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much ...

Return target creature card from your graveyard to the battlefield with a mannequin counter on it. For as long as that creature has a mannequin cou...

Changeling (This card is every creature type.) Exile target creature. Its controller creates a 1/1 colorless Shapeshifter creature token with chang...

{W}, {T}: Harpoon Sniper deals X damage to target attacking or blocking creature, where X is the number of Merfolk you control.

When Hearthcage Giant enters the battlefield, create two 3/1 red Elemental Shaman creature tokens. Sacrifice an Elemental: Target Giant creature ge...

Changeling (This card is every creature type.) Champion a creature (When this enters the battlefield, sacrifice it unless you exile another creatur...

Counter target spell. Clash with an opponent. If you win, at the beginning of your next main phase, you may add an amount of {C} equal to that spel...

Flying Whenever you cast a spell during an opponent's turn, you may return target creature you control to its owner's hand.

Whenever Fallowsage becomes tapped, you may draw a card.

Flying Ethereal Whiskergill can't attack unless defending player controls an Island.

Changeling (This card is every creature type.) Creatures target player controls get -2/-0 and lose all creature types until end of turn.

Tap an untapped Merfolk you control: Target player puts the top card of their library into their graveyard.

Enchant creature At the beginning of your end step, clash with an opponent. If you win, gain control of enchanted creature. Otherwise, that player ...

When Benthicore enters the battlefield, create two 1/1 blue Merfolk Wizard creature tokens. Tap two untapped Merfolk you control: Untap Benthicore....

Enchant creature Enchanted creature has double strike. (It deals both first-strike and regular combat damage.)

Other Kithkin creatures you control get +1/+1.

Whenever Veteran of the Depths becomes tapped, you may put a +1/+1 counter on it.